APA ציטוט

Liu, M., Zhang, X., Geng, L., Xia, M., Zhai, J., Zhang, W., . . . Chen, Z. (2015). Risk Factors and Early Predictors for Heterotopic Pregnancy after In Vitro Fertilization. PLoS One.

Citação norma Chicago

Liu, Meiju, et al. "Risk Factors and Early Predictors for Heterotopic Pregnancy After In Vitro Fertilization." PLoS One 2015.

ציטוט MLA

Liu, Meiju, et al. "Risk Factors and Early Predictors for Heterotopic Pregnancy After In Vitro Fertilization." PLoS One 2015.